<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="vue.js"></script>
</head>

<body>

    <div id="app">
        <input type="text" v-model="inputValue">
        <button v-on:click="handleBtnClick">提交</button>

        <ul>
            <todo-item v-bind:content="item" v-for="item in list"></todo-item>
        </ul>
    </div>
    <script>
        Vue.component("TodoItem", {
            props: ['content'],
            template: "<li> {{content}}</li> " < /li>"
        })
        var app = new Vue({
            el: "#app",
            data: {
                list: [],
                inputValue: ''
            },
            methods: {
                handleBtnClick: function() {
                    this.list.push(this.inputValue);
                    this.inputValue = '';
                }
            }
        })
    </script>
</body>

</html>